SAS 1-2

C

C

Everything is made of matter. Matter is made of

A. Little circles B. Air C. Particles

A.

Pure substances are substances that...

A. Are made of only one type of particle B. Are made of 2 types of particles C. Are man-made

A.

All the particles in a pure substance are...

A. Identical B. Different C. Mostly the same

B.

When you increase the temperature, particles will...

A. The speed of the particles stays the same B. The speed of the particles increase C. The speed of the particles decrease

A.

If the particles of matter are closed to each other, do you think they are still moving?

A. Yes B. No

-solid

-liquid

-gas

-plasma

States of matter

plasma

Defined as a gaseous mixture of positive ions and elctrons.

A.

Which of the following best describes the particle nature of matter?

a. Matter is composed of atoms and molecules

b. Matter is made up of protons, neutrons, and electrons.

c. Matter consists of tiny particles called quarks.

d. Matter is a continuous, homogeneous substance.

C.

The particles in a liquid are usually

A. Closer together and lower in energy than those in a solid.

B. Farther apart and higher in energy than those in a gas.

C. Closer together and lower in energy than those in a gas.

D. Farther apart and lower in energy than those in a solid.

B.

Which term best describes the process by which particles escape from the surface of a non-boiling liquid and enter the gas state?

A. Sublimation C. evaporation B. surface tension D. aeration

C.

Particles within a solid

A. do not move C. vibrate about fixed positions B. move about freely D. exchange positions easily

A.

The compressibility of solids is generally

A. lower than the compressibility of liquids and gases. B. higher than the compressibility of liquids only. C. about equal to the compressibility of liquids and gases. D. higher than the compressibility of gases only.

A.

Water droplets form on a cold glass of iced tea. What state of matter was the water before if formed on the glass and where did it come from?

A. It was a gas in the air. B. It was a liquid that leaked through the glass. C. It was a solid in the ice cube and teleported onto the side of the glass and became a liquid. D. NONE of these answers are correct.

solid

Which state of matter has particles that are closely packed and vibrate in fixed positions?

evaporation

Which statement accurately describes the phase change from a liquid to a gas?

it remains the same

What happens to the kinetic energy of particles during a phase change from a solid to a liquid?

deposition

Which of the following is an example of a phase change from a gas to a solid?

gas

Which state of matter has particles that are widely spaced and move freely in all directions?

condensation

Which term refers to the process of a gas turning into a liquid?

A.

At absolute zero temperature, matter:

a. Does not exist.

b. Exists only in the solid state.

c. Exists only in the gas state.

d. Exists in all states simultaneously.

B.

Which of the following is an example of a high-order thinking question about particle nature of matter, states of matter, and phase changes?

a. Define the term "evaporation."

b. Explain why ice floats on water.

c. State the boiling point of water.

d. Describe the difference between a solid and a liquid.

C.

Which of the following phase changes requires the greatest amount of energy?

a. Melting

b. Condensation

c. Sublimation

d. Freezing